Surname Nik Ruhani (Nik Ruhani 
) , in the world, is an extremely rare last name. Much more frequently, Nik Ruhani is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nik Ruhani | Malaysia |
Jaafar, Nik Omar, Wan Mamat, Mohd Zain, and Nik Hassan